diff --git a/day05.py b/day05.py
index 8d44d6b..0237a52 100644
--- a/day05.py
+++ b/day05.py
@@ -1,10 +1,10 @@
 from tools.aoc import AOCDay
 from tools.coordinate import Coordinate
 from tools.grid import Grid
-from typing import Any
+from typing import Any, List
 
 
-def buildLineGrid(lines: list[list[str]], diagonals: bool = False) -> Grid:
+def buildLineGrid(lines: List[List[str]], diagonals: bool = False) -> Grid:
     grid = Grid(0)
     for line in lines:
         start = Coordinate(*map(int, line[0].split(",")))
diff --git a/day06.py b/day06.py
index b782683..774489b 100644
--- a/day06.py
+++ b/day06.py
@@ -1,8 +1,8 @@
 from tools.aoc import AOCDay
-from typing import Any
+from typing import Any, List
 
 
-def evolve_fishes(start_state: list[int], days: int) -> list[int]:
+def evolve_fishes(start_state: List[int], days: int) -> List[int]:
     fishes = [0 for _ in range(9)]
     for x in start_state:
         fishes[x] += 1